itk

We currently have a number of CMake variables related to 3rd party libraries polluting ITK's default CMake variable configuration options, which should be minimal. These should be marked as advanced with CMake's mark_as_advanced command in the ITK module CMake code. Variables include EXPAT_* NIFTI and more.

Feature request based on an original suggestion from @sjh26

Is your feature request related to a problem? Please describe.

On windows, a CLI executable started through vtkSlicerCLIModuleLogic::ApplyTask systematically hides any windows. See code here and

Add a PolyDataIO based on the VTK::IOPDALmodule:

https://github.com/Kitware/VTK/tree/master/IO/PDAL

Steps (a complete example can be found here):

0. Verify that the test suite runs and passes

info, warning and error messages are currently written to a log file, but are not visible to user.

add window, which shows these messages, and allow to configure if error messages trigger popup (message window).

This will need to be fixed in the main ITK repository.

https://open.cdash.org/viewBuildError.php?type=1&buildid=6056900

Examples/RegistrationITKv4/DeformableRegistration5.cxx:308:80: warning: Line length too long for LaTeX printing
Examples/RegistrationITKv4/DeformableRegistration5.cxx:338:80: warning: Line length too long for LaTeX printing
Examples/RegistrationITKv4/DeformableRegi